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Proof step 20 from proof hasSharing-put-byteval (previous step)

st[r -- sks] = refval(r0) ∧ is_referencevalue(st[r -- sks]), st[r -- sks0] = st[r -- sks], fits(r, sks0, st), fits(r, sks, st), i < st[r1 -- _length] .intval, okarray(r1, byte_type, st), 0 ≤ i, 0 < st[r1 -- _length] .intval, r1 ∈ st, ∀ sks, sks0. ¬ fits(r, sks, st[r1 -- i ', byteval(by)]) ∨ ¬ fits(r, sks0, st[r1 -- i ', byteval(by)]) ∨ sks = sks0 ∨ sks = [] ∨ sks0 = [] ∨ (st[r1 -- i ', byteval(by)][r -- sks]) .refval = jvmref ∨ (st[r1 -- i ', byteval(by)][r -- sks]) ≠ (st[r1 -- i ', byteval(by)][r -- sks0]) ⊦ sks0 = sks, sks0 = [], sks = [], r0 = jvmref, r1 = jvmref, junkref(str, r, st)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 19:
st[r -- sks0] = refval(r0), st[r -- sks] = refval(r0), r1 ∈ st, 0 < st[r1 -- _length] .intval, 0 ≤ i, okarray(r1, byte_type, st), i < st[r1 -- _length] .intval, fits(r, sks, st), fits(r, sks0, st), ∀ sks, sks0. ¬ fits(r, sks, st[r1 -- i ', byteval(by)]) ∨ ¬ fits(r, sks0, st[r1 -- i ', byteval(by)]) ∨ sks = sks0 ∨ sks = [] ∨ sks0 = [] ∨ (st[r1 -- i ', byteval(by)][r -- sks]) .refval = jvmref ∨ (st[r1 -- i ', byteval(by)][r -- sks]) ≠ (st[r1 -- i ', byteval(by)][r -- sks0]) ⊦ r1 = jvmref, r0 = jvmref, sks = [], sks0 = [], sks0 = sks, junkref(str, r, st)

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ is_referencevalue(refval(r))])]]